Donald Currey had always dreamed of being a botanist and in 1964 he was a post graduate studying the effects of the The Little Ice Age on vegetation at the University of Carolina. The evidence he needed was to be found in the rings inside old trees which indirectly record the weather each year of the tree’s life. Armed with a special core drill from Sweden, Currey explored the forest of Nevada’s Great Basin National Park and randomly chose a tree to sample. He climbed it’s lower branches, positioned his…read more